# Keystone Mountain Map vs Tractor GPS

The clearest difference is update cadence: Keystone Mountain Map at every 10 days against Tractor GPS's every 3 weeks. Keystone Mountain Map also leads on iOS requirement (15.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Keystone Mountain Map sells 2 in-app purchases, starting at $24.99 per year and Tractor GPS sells 1 in-app purchase, starting at $69.99 per year. Whichever you choose, the download price is not the number that matters.

Keystone Mountain Map ships an update every 10 days, Tractor GPS every 3 weeks. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Keystone Mountain Map | Tractor GPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (11 ratings)](https://appshunter.io/ios/app/tractor-gps-agripilot/id6759512127/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | — | Subscription |
| Size | 460 MB | 29 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ECO Systems](https://appshunter.io/developer/1625468719) | [Georgios Koukouris](https://appshunter.io/developer/1723464994) |

## What reviewers say

### Keystone Mountain Map

[App page](https://appshunter.io/ios/app/keystone-mountain-map/id6758526529)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $24.99 | per year |
| Day Pass | $1.99 | one-time |


### Tractor GPS

[App page](https://appshunter.io/ios/app/tractor-gps-agripilot/id6759512127)

This app provides farmers with live GPS coverage mapping and guidance for field operations. It helps track sprayed areas, plan runs, and calculate acreage, working offline on iPhones and iPads.

**Highlights:** Live GPS coverage mapping, A/B line parallel guidance, Field and coverage mapping, Session logbook and tracking, Equipment presets, Offline operation, iCloud sync

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Plan | $69.99 | per year |


## Frequently asked questions

### Is Keystone Mountain Map free?

Keystone Mountain Map is free to download, with in-app purchases available.

### Is Tractor GPS free?

Tractor GPS is free to download, with in-app purchases available.

### Do Keystone Mountain Map or Tractor GPS have ads?

Neither Keystone Mountain Map nor Tractor GPS shows ads.

### Which is updated more often, Keystone Mountain Map or Tractor GPS?

Keystone Mountain Map ships an update every 10 days, and Tractor GPS every 3 weeks. Most recently, Keystone Mountain Map was updated on October 16, 2026 and Tractor GPS on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*